package com.atguigu.gulimall.order.interceptor;

import com.atguigu.common.constant.AuthServerConstant;
import com.atguigu.common.vo.MemberRespVo;
import org.springframework.stereotype.Component;
import org.springframework.util.AntPathMatcher;
import org.springframework.web.servlet.HandlerInterceptor;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.util.ArrayList;
import java.util.List;

/**
 * @Author : Jungle
 * @Description :
 */
@Component
public class LoginUserInterceptor implements HandlerInterceptor {
    public static ThreadLocal<MemberRespVo> threadLocal = new ThreadLocal<>();
    @Override
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
        ///order/order/status/{orderSn}  这个路径要设置无需登录，远程库存查询订单的，不能拦截
        //StringBuffer requestURL = request.getRequestURL();
        //uri 不加服务器前缀，url需要加上比如 http://gulimall.com
        String uri = request.getRequestURI();
       List<String> uriStr = new ArrayList<>();
        uriStr.add("/order/order/status/**");
        uriStr.add("/payed/notify");
        for (String s : uriStr) {
            boolean match = new AntPathMatcher().match(s, uri);
            if (match) {
                return true;
            }
        }
        MemberRespVo attribute = (MemberRespVo) request.getSession().getAttribute(AuthServerConstant.LOGIN_USER);
        if (attribute != null) {
            //保存登录的用户
            threadLocal.set(attribute);
            return true;
        }else {
            //没登录就去登录
            request.getSession().setAttribute("msg","请先进行登录");
            response.sendRedirect("http://auth.gulimall.com/login.html");
            return false;
        }
    }
}
